BP Gulf oil spill

November 20, 2012

Dave Martin/AP

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Vessels monitor a oil burn in the area of the Deepwater Horizon disaster on the Gulf of Mexico, Tuesday, July 13, 2010. BP officials have placed a containment cap over the leak in hopes that the flow of oil will be diminished. (AP Photo/Dave Martin)

Dave Martin/AP

1of21

Vessels monitor a oil burn in the area of the Deepwater Horizon disaster on the Gulf of Mexico, Tuesday, July 13, 2010. BP officials have placed a containment cap over the leak in hopes that the flow of oil will be diminished. (AP Photo/Dave Martin)